html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
    display: block;
}
body {
    line-height: 1;
}
ol, ul {
    list-style: none;
}
blockquote, q {
    quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}


blockquote {
    margin: 1em 0;
    border-left: 3px solid #ccc;
    padding-left: 20px;
    text-align: left;
}
body {
    color: #070707;
    line-height: 1.2;
    font-family: "Roboto", sans-serif;
}
a {
    color: #5e656d;
    text-decoration: none;
    cursor: pointer;
}
a:hover {
    color: #009e00;
}
#wrapper {
    max-width: 1920px;
    margin: 0 auto;
}
.flex-container {
    display: flex;
}
#side-column {
    flex: 280px 1 0;
    display: flex;
    justify-content: flex-end;

}
#content-column {
    flex: 1451px 0 1;
    max-width: calc(100% - 280px);
}

/*** side column ***/
.side-menu {
    width: 258px;
    position: fixed;
    top: 0;
    bottom: 0;
    overflow-y: scroll;
}
.logo {
    margin: 32px 0 54px;
}
.menu-list {
    margin-bottom: 32px;
}
.menu-list .list-title {
    font-size: 20px;
    line-height: 1.2;
    margin-bottom: 33px;
}
.menu-list .list-title a {
    color: #070707;
}
.menu-list .list-title a:hover {
    color: #009e00;
}
.menu-list li {
    font-size: 15px;
    margin-bottom: 15px;
}

a.selected_item {
    color: #009e00;
}
/*** content column ***/
.promo {
    background: url(img/bg.jpg) no-repeat;
    min-height: 560px;
    padding: 0px 65px;
    display: flex;
    flex-direction: column;
}
.promo-links {
    padding: 34px 0;
}
.promo-links a {
    font-size: 14px;
    text-transform: uppercase;
    color: #fff;
    margin-right: 37px;
}
.promo-links a:hover {
    color: #009e00;
}
.promo-content {
    color: #fff;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.promo-content .promo-logo {
    margin: 0 0 29px -1px;
}
.promo-content p {
    line-height: 1.75;
}
.promo-content .promo-text a {
    text-decoration: underline;
}
.promo-content a {
    color: #fff;
}
.promo-content a:hover {
    color: #009e00;
}
.promo-text {
    margin-bottom: 52px;
}
.promo-button {
    margin-bottom: 47px;
}
.promo-content .btn {
    display: inline-block;
    background: #fff;
    border-radius: 6px;
    color: #1f1f1f;
    font-size: 16px;
    margin-left: -1px;
    padding: 12px 50px 15px 49px;
    transition: .3s;
}
.promo-content .btn:hover {
    color: #fff;
    background: #009e00;
}

.content-main {
    padding: 52px 60px;
    max-width: 985px;
}
.content-item {
    margin-bottom: 77px;
}
.content-item .content-item-title {
    font-size: 20px;
    color: #009e00;
    margin-bottom: 33px;
}

.content-item-collapse {
    box-shadow: 0px 10px 40px 0px rgba(1, 2, 4, 0.1);
    border-radius: 6px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: .3s;
}
/*** collapse ***/
.collapse-button {
    background: #fff;
    border: 0;
    border-top: 4px solid transparent;
    color: #444;
    cursor: pointer;
    font-size: 18px;
    outline: none;
    padding: 15px 28px 15px;
    text-align: left;
    width: 100%;
}
.content-item-collapse:hover {
    box-shadow: 0px 5px 20px 0px rgba(1, 2, 4, 0.15);
}
.active {
    border-color: #009e00;
}

.collapse-button:after {
    content: url(svg/arrow_down.svg);
    font-size: 20px;
    font-weight: bold;
    float: right;
    margin: -1px 2px -1px 0;
}
.active:after {
    content: url(svg/cross.svg);
    font-size: 25px;
    line-height: 18px;
    height: 20px;
    margin: -2px 1px 0 0;
}

.collapse-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in;
}
.collapse-content-wrapper {
    padding: 4px 29px 29px;
}
.collapse-content-wrapper p {
    line-height: 1.65;
    margin-bottom: 15px;
}
.collapse-content-wrapper ul {
    padding-left: 20px;
}
.collapse-content-wrapper li {
    list-style-type: disc;
    margin-bottom: 15px;
    line-height: 1.65;
}
.collapse-content-wrapper a {
    color: #009e00;
}
.collapse-content-wrapper a:hover {
    text-decoration: underline;
}
.collapse-content-wrapper strong {
    font-weight: 700;
}
.collapse-content-wrapper img {
    margin-top: 25px;
    max-width: 100%;
}
.collapse-content-wrapper th {
    font-weight: 600;
    text-align: left;
}

/*** scroll ***/
.side-menu::-webkit-scrollbar {
    width: 6px;
    border: 1px solid #e8e8e8;
}
.side-menu::-webkit-scrollbar-track {
    background: #efefef;
}
.side-menu::-webkit-scrollbar-thumb {
    background: #bdbdbd;
    border-radius: 3px;
}
.side-menu::-webkit-scrollbar-thumb:hover {
    background: #555;
}

@media(max-width: 1000px) {
    #side-column {
        display: none;
    }
    #content-column {
        max-width: 100%;
    }
    .promo {
        background-size: cover;
        min-height: 500px;
        padding: 0px 62px;
    }
    .promo-content {
        max-width: 290px;
        justify-content: flex-start;
        margin-top: 59px;
    }
    .promo-text {
        font-size: 14px;
        margin-bottom: 32px;
    }
    .promo-content p {
        line-height: 25px;
    }
    .promo-content .promo-logo {
        margin-bottom: 19px;
    }
    .promo-content .promo-logo img {
        max-width: 220px;
    }
    .content-main {
        padding: 55px 32px 55px 60px;
    }
    .collapse-content-wrapper {
        padding-bottom: 27px;
    }
    .collapse-content-wrapper img {
        margin-top: 22px;
    }
}
@media(max-width: 380px) {
    .promo {
        padding: 0 13px;
        text-align: center;
    }
    .promo-links a {
        margin: 0 20px 0 16px;
    }
    .promo-content .btn {
        margin-left: 2px;
    }
    .content-main {
        padding: 55px 21px 55px 21px;
    }
}